Kei Kasuga has been on her own since her parents passed away in fourth grade. Out of work after her employer goes bankrupt, she takes a job as a live-in maid. But the son of the family, Tsubaki, a shut-in who's the same age as her, is a total jerk. Handsome yet selfish, Kei hates him at first, but is drawn to him after discovering his kind and lonely side. However, thanks to a slight misunderstanding, they're torn apart yet again...... As well as this pure love story between a selfish, mean boy and a stubborn, lonely girl, this collection features other girls working hard for love!!